united chemi-con, inc. 9801 w. higgins road, rosemont, il 60018 tel 847-696-2000 fax 847-696-9278 www.chemi-con.com 1/ 7 u37x large can 85 c u37x series the u37x series is the longest life version of the u37 grade series and is specifically designed to provide the ripple current capability and long life required for high reliability inverter applications. the u37x has an endurance rating of 15,000 hours at 85 c with the rated ripple current applied. the useful life can exceed 175,000 hours at 40 c and 2.1x the ripple current. these capacitors are available in a variety of high current english or metric thread terminals. mounting options include a three-footed clamp or bottom threaded stud. custom designs are also available. large can screw terminals general purpose u37 grade high ripple 350 to 500vdc ratings rohs compliant 15,000 hours lifetime at 85 c up to 175,000 hours useful life screw terminals: high and low post, english and metric thread. capacitance range: 1,200 to 18,000 f. voltage range: 350 to 500vdc. category temperature range: 40 cto 85 c. leakage current: 0.02cv( a) or 5ma, whichever is smaller, after 5 minutes at 25 c. standard capacitance tolerance: 20% nominal case size (d l): d = 50mm (2.000 ) to 89mm (3.500 ); l = 92mm (3.625 ) to 219mm (8.625 ). rated lifetime: 15,000 hours at 85 c with rated ripple current applied. summary of specifications u37x series engineering bulletin mar 2013
u37x large can 85 c u37x series united chemi-con, inc. 9801 w. higgins road, rosemont, il 60018 tel 847-696-2000 fax 847-696-9278 www.chemi-con.com 2/7 engineering bulletin mar 2013 product specifications are subject to change without notice. ask for ucc product bulletins and review specifications before purchase and/or use. please use our products based on parameters specified in our bulletins. u37x specifications - screw terminals item category temperature range 40 to 85 c rated voltage range 350 to 500vdc capacitance range 1,200 to 18,000 f at 25 c, 120hz capacitance tolerance 20% ( m ) at 25 c, 120hz endurance (load life) the following specifications shall be satisfied when the capacitors are restored to 25 c after subjecting them to dc voltage for 15,000 hours at 85 c with the rated ripple current applied. the sum of the dc voltage and peak ac voltage must not exceed the full rated voltage of the capacitors. capacitance change: 20% from initial measurement esr change : 200% of initial specified limit leakage current : initial specified limit shelf life the following specifications shall be satisfied when the capacitors are restored to 25 c after exposing them for 500 hours at 85 c without voltage applied. the rated voltage shall be applied to the capacitors for a minimum of 30 minutes, at least 24 hours and not more than 48 hours before the measurements. capacitance change: 20% from initial measurement esr change : 200% of initial specified limit leakage current : initial specified limit characteristics leakage current i 0.02cv ( a ) or 5ma, whichever is smaller, after 5 minutes at 25 c. where i = max. leakage current ( a ), c = nominal capacitance ( f ) and v = rated voltage ( v ) rated ripple current multipliers ambient temperature ( c) 45 c 2.82 65 c 1.73 85 c 1.00 vibration rating maximum tightening torque 10 -55hz, 10g sinusoidal in three axes, 2 hours per axis. terminal code thread size 3 threads engaged 6 threads engaged hp 10 - 32 nf- 2b 2.0 n m ( 18.0 in lb) 4.0 n m ( 35.0 in lb) 2.8 n m ( 25.0 in lb) 6.2 n m ( 55.0 in lb) m5x0.8 - 6h 1 / 4 - 28 nf- 2b m6x1- 6h hl cd cp ch ca cs typical inductance (nh) at 1mhz case diameter (mm) terminal code hl cd cp ch ca cs hp 50.8 63.5 76.2 89.0 30 30 30 30 na 25 25 na 20 20 na 25 25 na 20 20 custom designs custom cv values per case size and termination type may be available upon request. contact appropriate representative with specific requirements. frequency (hz ) dc rated voltage 350 -500v 50hz 0.80 120hz 1.00 300hz 1.20 1khz 1.30 3khz 1.40 10khz 1.41 to determine maximum ripple current at a specified temperature and frequency, use the appropriate multiplier shown. however, do not use both the temperature and frequency multipliers together. 85 c 65 c 45 c 20,000 hours max. 71,600 hours max. 175,000 hours max. useful life with specified standard voltage and ripple current applied, typical life as function of ambient temperature is listed below. capacitance change: 30% from initial measurement esr change : 300% of initial specified limit leakage current : initial specified limit na 25 25
united chemi-con, inc. 9801 w. higgins road, rosemont, il 60018 tel 847-696-2000 fax 847-696-9278 www.chemi-con.com 3/7 u37x series u37x large can 85 c engineering bulletin mar 2013 large can / screw terminals useful life: 20,000 hours at 85 c the life expectancy of a capacitor is shown as a function of ambient temperature and ripple current load. diagram of dimensions - screw terminals l f j black insulating sleeve (see note) vent s t insulating end disk h d unit: mm (inches) case size code standard box quantity cb7 cd0 d92 da5 db7 dd0 de3 e92 ea5 eb7 ee3 ej1 em9 f92 fa5 fb7 fe3 ff5 fk0 fm9 50.8 (2.000) 63.5 (2.500) 76.2 (3.000) 89.0 (3.500) 117 (4.625) 130 (5.125) 92 (3.625) 105 (4.125) 117 (4.625) 130 (5.125) 143 (5.625) 00 92 (3.625) 105 (4.125) 117 (4.625) 143 (5.625) 181 (7.125) 219 (8.625) 92 (3.625) 105 (4.125) 117 (4.625) 143 (5.625) 155 (6.125) 190 (7.500) 219 (8.625) d 2.0 (0.080) l 1.0 (0.040) 22.2 (0.875) 28.6 (1.125) 31.8 (1.250) 31.8 (1.250) 49 20 16 0 9 0 5 f 0.25 (0.010) case dimensions and standard box quantities terminal code hp hl cd cp ch ca cs c c d? d? d? d? d? 9.5 (0.375) 0 9.5 (0.375) 0 8.5 (0.335) 0 8.7 (0.344) 11.9 (0.468) 0 8.7 (0.344) 11.9 (0.468) 6.4 (0.250) 6.4 (0.250) 5.0 (0.200) 2.4 (0.093) 6.4 (0.250) 2.4 (0.093) 6.4 (0.250) 0 8.0 (0.313) 8.0 (0.313) 13.0 (0.512) 17.5 (0.689) 17.5 (0.689) 17.5 (0.689) 17.5 (0.689) 11.1 (0.438) 11.1 (0.438) 18.8 (0.740) 50.8 (2.000) 50.8 (2.000) 63.5 ?76.2 (2.500 ?3.000) 63.5 ?89.0 (2.500 ?3.500) 63.5 ?89.0 (2.500 ?3.500) 63.5 ?89.0 (2.500 ?3.500) 63.5 ?89.0 (2.500 ?3.500) l j l j l j l j l j l j l j j 0.5 (0.020) s 0.25 (0.010) t 0.25 (0.010) available case diameter h 2.0 (0.080) terminal specifications thread size minimum thread depth 10 - 32 nf- 2b m5x0.8 - 6h m5x0.8 - 6h 1 / 4 - 28 nf- 2b 1 / 4 - 28 nf- 2b m6x1- 6h m6x1- 6h d code d mm (inches) note: in some cases, the color of the sleeve may change slightly due to the operating conditions, however, the discoloration will not impair capacitor function. mounting hardware is optional. refer to hardware specifications on the following page. 0.0 0.5 1.0 1.5 2.0 2.5 3.0 40 45 50 55 60 65 70 75 80 85 i r/ i r (rated) ratio ambient temperature (c) 20,000 hrs 50,000 hrs 100,000 hrs 175,000 hrs u37x useful life
u37x series united chemi-con, inc. 9801 w. higgins road, rosemont, il 60018 tel 847-696-2000 fax 847-696-9278 www.chemi-con.com 4/7 u37x large can 85 c engineering bulletin mar 2013 type c: clamp dimensions type c: three-footed clamp clamp: zinc with silver trivalent chromate post treatment. hardware: screw, washer and hexagon nut included with each clamp. g 1.0 (0.040) j 0.5 (0.020) k 0.5 (0.020) r 1.0 (0.040) s 1.0 (0.040) t 0.5 (0.020) 13.3 (0.524) 13.3 (0.524) 13.3 (0.524) 16.0 (0.630) 4.5 (0.177) 4.5 (0.177) 4.5 (0.177) 4.5 (0.177) 7.1 (0.280) 7.1 (0.280) 7.1 (0.280) 8.0 (0.313) 19.1 (0.751) 19.1 (0.751) 19.1 (0.751) 21.0 (0.827) 9.5 (0.374) 9.5 (0.374) 9.5 (0.374) 9.0 (0.354) 0.8 (0.032) 0.8 (0.032) 1.0 (0.040) 1.0 (0.040) a 1.0 (0.040) b 1.0 (0.040) case d mounting code 50.8 (2.000) 63.5 (2.500) 76.2 (3.000) 89.0 (3.500) c c c c 31.8 (1.250) 38.1 (1.500) 44.5 (1.750) 50.8 (2.000) 36.5 (1.437) 42.9 (1.689) 49.2 (1.937) 56.5 (2.224) mounting hardware - screw terminals unit: mm (inches) 360 3 30 45 5 15 d 5.1 0.5 (2 holes) (0.201 0.020) j g k ab r s t type s: stud mounting p t mn r d q k type s: stud dimensions t thread size p 1.0 (0.040) mounting code 16.0 (0.630) s m12 mounting nut - order separately the insulated plastic mounting nut is not included with stud mount capacitor orders. it must be ordered separately. see available part numbers below. mounting nut dimensions m 1.0 (0.040) n 1.0 (0.040) q 1.0 (0.040) r 1.0 (0.040) 19.0 (0.748) 19.0 (0.748) 18.0 (0.709) 18.0 (0.709) 22.0 (0.866) 30.0 (1.181) 1.40 (0.055) 1.40 (0.055) k 2.0 (0.080) part number 50-8d 50-8e 30.0 (1.181) 38.0 (1.496) insulated plastic hex nut
united chemi-con, inc. 9801 w. higgins road, rosemont, il 60018 tel 847-696-2000 fax 847-696-9278 www.chemi-con.com 5/7 u37x series u37x large can 85 c engineering bulletin mar 2013 supplement code. field 18. c = pet insulation with end disk ( 50.8mm only). m = pb-free pvc insulation with end disk. s = polyolefin insulation with end disk. case size. fields 15, 16 and 17. the single letter diameter code is inserted in field 15. c= 50.8mm ( 2.000 ) d= 63.5mm ( 2.500 ) e= 76.2mm ( 3.000 ) f= 89.0mm ( 3.500 ) the double character length code is inserted in fields 16 and 17. for lengths 99mm, insert the actual length rounded to nearest millimeter. for lengths of 100mm or more, insert the appropriate alpha numeric code as indicated below. 92 = 92mm (3.625 ) a5 = 105mm (4.125 ) b7 = 117mm (4.625 ) d0 = 130mm (5.125 ) e3 = 143mm (5.625 ) f5 = 155mm (6.125 ) j1 = 181mm (7.125 ) k0 = 190mm (7.500 ) m9 = 219mm (8.625 ) capacitance tolerance. field 14. m= 20% capacitance. fields 11, 12 and 13. expressed in microfarads. the first two digits are significant figures inserted in fields 11 and 12, and the third digit inserted in field 13 indicates the number of zeros for capacitance of 10 f or more. r indicates the decimal point for capacitance less than 10 f (e.g. 4r7 = 4.7 f; 470 = 47 f; 471 = 470 f; 472 = 4,700 f; 473 = 47,000 f). mounting hardware. field 10. n = none. c = three-footed clamp. s = stud mount. the mounting nut is not included with stud mount orders. it must be ordered separately. terminal type. fields 8 and 9. hp = high post 10-32 nf- 2b screw thread. hl = high post m5x0.8 screw thread. cd = ute m5x0.8 screw thread. cp = low post 1 / 4 -28 nf-2b screw thread. ch = high post 1 / 4 -28 nf-2b screw thread. ca = low post m6x1 screw thread. cs = high post m6x1 screw thread. dc rated voltage. fields 5, 6 and 7. expressed in volts. the first two digits are significant figures inserted in fields 5 and 6, and the third digit inserted in field 7 indicates the number of zeros for rated voltage of 10vdc or more. r indicates the decimal point for rated voltage less than 10vdc (e.g. 4r0 = 4.0vdc; 400 = 40vdc; 401 = 400vdc). series name. fields 2, 3 and 4. enter the 3-letter/digit series name in fields 2, 3 and 4. if the series name is only 2 letters/digits, place a dash in field 4. for a series name with more than 3 letters/digits, refer to the individual series for the appropriate 3-field series name. capacitor type. field 1. aluminum electrolytic capacitor (polar). part numbering system for u37x series when ordering, always specify complete 18-field global part number. e 3 7x 4 01 cp n 472 m e a5 m 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 18 9 8 7 6 5 4 3 2 1 18 fields
420 volts 470 volts surge u37x series united chemi-con, inc. 9801 w. higgins road, rosemont, il 60018 tel 847-696-2000 fax 847-696-9278 www.chemi-con.com 6/7 u37x large can 85 c engineering bulletin mar 2013 ? for terminal, mounting and construction options, refer to the part numbering system for descriptions and codes. * refer to diagram of dimensions for detailed case size specifications. standard voltage ratings - screw terminals rated voltage (wvdc) capacitance ( f) case size code global part number ? nominal case size* d l ( mm ) maximum esr (m ) at 25 c, 120hz rated ripple current (a rms) at 85 c 120hz 300hz > 3khz 350 volts 400 volts surge 2,700 e37x351hpn272mcb7m 50 117 cb7 35 9.6 11.5 13.4 3,300 e37x351hpn332mcd0m 50 130 cd0 31 10.6 12.8 14.9 2,700 e37x351cpn272md92m 63.5 92 d92 37 9.7 11.6 13.5 3,300 e37x351cpn332mda5m 63.5 105 da5 31 11.1 13.3 15.5 3,900 e37x351cpn392mdb7m 63.5 117 db7 26 12.4 14.9 17.4 4,700 e37x351cpn472mdd0m 63.5 130 dd0 23 13.8 16.5 19.3 4,700 e37x351cpn472mde3m 63.5 143 de3 21 15.1 18.1 21.2 3,900 e37x351cpn392me92m 76.2 92 e92 26 12.7 15.2 17.8 4,700 e37x351cpn472mea5m 76.2 105 ea5 22 14.5 17.4 20.3 5,600 e37x351cpn562meb7m 76.2 117 eb7 19 16.3 19.5 22.8 8,200 e37x351cpn822mee3m 76.2 143 ee3 15 19.8 23.7 27.7 10,000 e37x351cpn103mej1m 76.2 181 ej1 11 25.0 30.0 35.0 12,000 e37x351cpn123mem9m 76.2 219 em9 9 30.1 36.1 42.2 5,600 e37x351cpn562mf92m 89 92 f92 19 16.2 19.4 22.7 6,800 e37x351cpn682mfa5m 89 105 fa5 16 18.5 22.2 25.9 8,200 e37x351cpn822mfb7m 89 117 fb7 14 20.7 24.9 29.0 12,000 e37x351cpn123mfe3m 89 143 fe3 11 25.2 30.2 35.2 12,000 e37x351cpn123mff5m 89 155 ff5 10 27.3 32.8 38.2 15,000 e37x351cpn153mfk0m 89 190 fk0 8 33.3 40.0 46.6 18,000 e37x351cpn183mfm9m 89 219 fm9 6 38.2 45.8 53.5 400 volts 450 volts surge 2,700 e37x401hpn272mcb7m 50 117 cb7 41 8.9 10.7 12.5 2,700 e37x401hpn272mcd0m 50 130 cd0 35 9.9 11.9 13.9 2,700 e37x401cpn272md92m 63.5 92 d92 43 9.0 10.8 12.6 2,700 e37x401cpn272mda5m 63.5 105 da5 36 10.3 12.3 14.4 3,300 e37x401cpn332mdb7m 63.5 117 db7 31 11.6 13.9 16.2 3,900 e37x401cpn392mdd0m 63.5 130 dd0 27 12.8 15.4 18.0 3,900 e37x401cpn392mde3m 63.5 143 de3 24 14.1 16.9 19.7 3,900 e37x401cpn392me92m 76.2 92 e92 30 11.8 14.2 16.5 4,700 e37x401cpn472mea5m 76.2 105 ea5 25 13.5 16.2 18.9 5,600 e37x401cpn562meb7m 76.2 117 eb7 22 15.2 18.2 21.2 6,800 e37x401cpn682mee3m 76.2 143 ee3 17 18.4 22.1 25.8 8,200 e37x401cpn822mej1m 76.2 181 ej1 13 23.3 27.9 32.6 12,000 e37x401cpn123mem9m 76.2 219 em9 10 28.0 33.6 39.3 5,600 e37x401cpn562mf92m 89 92 f92 22 15.1 18.1 21.1 6,800 e37x401cpn682mfa5m 89 105 fa5 19 17.2 20.6 24.1 6,800 e37x401cpn682mfb7m 89 117 fb7 16 19.3 23.2 27.0 10,000 e37x401cpn103mfe3m 89 143 fe3 12 23.4 28.1 32.8 10,000 e37x401cpn103mff5m 89 155 ff5 11 25.4 30.5 35.6 12,000 e37x401cpn123mfk0m 89 190 fk0 9 31.0 37.2 43.4 15,000 e37x401cpn153mfm9m 89 219 fm9 7 35.6 42.7 49.8 2,200 e37x421hpn222mcb7m 50 117 cb7 44 8.5 10.2 11.9 2,700 E37X421HPN272MCD0M 50 130 cd0 39 9.4 11.3 13.2 2,200 e37x421cpn222md92m 63.5 92 d92 47 8.6 10.3 12.0 2,700 e37x421cpn272mda5m 63.5 105 da5 39 9.8 11.8 13.8 3,300 e37x421cpn332mdb7m 63.5 117 db7 33 11.0 13.3 15.5 3,900 e37x421cpn392mdd0m 63.5 130 dd0 29 12.2 14.7 17.1 3,900 e37x421cpn392mde3m 63.5 143 de3 26 13.4 16.1 18.8 3,300 e37x421cpn332me92m 76.2 92 e92 33 11.3 13.5 15.8 3,900 e37x421cpn392mea5m 76.2 105 ea5 28 12.9 15.5 18.0 4,700 e37x421cpn472meb7m 76.2 117 eb7 24 14.5 17.4 20.3 5,600 e37x421cpn562mee3m 76.2 143 ee3 19 17.6 21.1 24.6 8,200 e37x421cpn822mej1m 76.2 181 ej1 14 22.2 26.6 31.1 10,000 e37x421cpn103mem9m 76.2 219 em9 11 26.8 32.1 37.5 4,700 e37x421cpn472mf92m 89 92 f92 25 14.4 17.3 20.2 5,600 e37x421cpn562mfa5m 89 105 fa5 21 16.4 19.7 23.0 product specifications are subject to change without notice. ask for ucc product bulletins and review specifications before purchase and/or use. please use our products based on parameters specified in our bulletins.
420 volts 470 volts surge united chemi-con, inc. 9801 w. higgins road, rosemont, il 60018 tel 847-696-2000 fax 847-696-9278 www.chemi-con.com 7/ 7 u37x series u37x large can 85 c engineering bulletin mar 2013 ? for terminal, mounting and construction options, refer to the part numbering system for descriptions and codes. * refer to diagram of dimensions for detailed case size specifications. standard voltage ratings - screw terminals rated voltage (wvdc) capacitance ( f) case size code global part number ? nominal case size* d l ( mm ) maximum esr (m ) at 25 c, 120hz rated ripple current (a rms) at 85 c 120hz 300hz > 3khz 6,800 e37x421cpn682mfb7m 89 117 fb7 18 18.4 22.1 25.8 8,200 e37x421cpn822mfe3m 89 143 fe3 14 22.4 26.8 31.3 10,000 e37x421cpn103mff5m 89 155 ff5 12 24.3 29.1 34.0 12,000 e37x421cpn123mfk0m 89 190 fk0 10 29.6 35.5 41.4 15,000 e37x421cpn153mfm9m 89 219 fm9 8 34.0 40.7 47.5 450 volts 500 volts surge 1,800 e37x451hpn182mcb7m 50 117 cb7 51 8.0 9.6 11.2 2,200 e37x451hpn222mcd0m 50 130 cd0 44 8.9 10.6 12.4 2,200 e37x451cpn222md92m 63.5 92 d92 53 8.1 9.7 11.3 2,200 e37x451cpn222mda5m 63.5 105 da5 44 9.2 11.1 12.9 2,700 e37x451cpn272mdb7m 63.5 117 db7 38 10.4 12.4 14.5 3,300 e37x451cpn332mdd0m 63.5 130 dd0 33 11.5 13.8 16.1 3,900 e37x451cpn392mde3m 63.5 143 de3 30 12.6 15.1 17.6 3,300 e37x451cpn332me92m 76.2 92 e92 38 10.6 12.7 14.8 3,900 e37x451cpn392mea5m 76.2 105 ea5 32 12.1 14.5 16.9 3,900 e37x451cpn392meb7m 76.2 117 eb7 27 13.6 16.3 19.0 5,600 e37x451cpn562mee3m 76.2 143 ee3 21 16.5 19.8 23.1 6,800 e37x451cpn682mej1m 76.2 181 ej1 16 20.8 25.0 29.2 8,200 e37x451cpn822mem9m 76.2 219 em9 13 25.1 30.1 35.2 3,900 e37x451cpn392mf92m 89 92 f92 28 13.5 16.2 18.9 4,700 e37x451cpn472mfa5m 89 105 fa5 23 15.4 18.5 21.6 5,600 e37x451cpn562mfb7m 89 117 fb7 20 17.3 20.7 24.2 8,200 e37x451cpn822mfe3m 89 143 fe3 16 21.0 25.2 29.4 8,200 e37x451cpn822mff5m 89 155 ff5 14 22.8 27.3 31.9 10,000 e37x451cpn103mfk0m 89 190 fk0 11 27.8 33.3 38.9 12,000 e37x451cpn123mfm9m 89 219 fm9 9 32.2 38.6 45.0 500 volts 550 volts surge 1,200 e37x501hpn122mcb7m 50 117 cb7 78 6.4 7.7 9.0 1,500 e37x501hpn152mcd0m 50 130 cd0 68 7.2 8.6 10.0 1,500 e37x501cpn152md92m 63.5 92 d92 67 7.2 8.6 10.1 1,800 e37x501cpn182mda5m 63.5 105 da5 56 8.2 9.9 11.5 2,200 e37x501cpn222mdb7m 63.5 117 db7 48 9.3 11.1 13.0 2,700 e37x501cpn272mdd0m 63.5 130 dd0 42 10.3 12.3 14.4 2,700 e37x501cpn272mde3m 63.5 143 de3 37 11.3 13.5 15.8 2,200 e37x501cpn222me92m 76.2 92 e92 48 9.5 11.3 13.2 2,700 e37x501cpn272mea5m 76.2 105 ea5 40 10.8 13.0 15.1 3,300 e37x501cpn332meb7m 76.2 117 eb7 34 12.1 14.6 17.0 3,900 e37x501cpn392mee3m 76.2 143 ee3 26 14.8 17.7 20.7 5,600 e37x501cpn562mej1m 76.2 181 ej1 20 18.6 22.3 26.1 6,800 e37x501cpn682mem9m 76.2 219 em9 16 22.5 26.9 31.4 3,300 e37x501cpn332mf92m 89 92 f92 35 12.1 14.5 16.9 3,900 e37x501cpn392mfa5m 89 105 fa5 29 13.8 16.5 19.3 4,700 e37x501cpn472mfb7m 89 117 fb7 25 15.5 18.5 21.6 5,600 e37x501cpn562mfe3m 89 143 fe3 19 18.8 22.5 26.3 6,800 e37x501cpn682mff5m 89 155 ff5 18 20.4 24.4 28.5 8,200 e37x501cpn822mfk0m 89 190 fk0 14 24.8 29.8 34.8 10,000 e37x501cpn103mfm9m 89 219 fm9 12 28.5 34.2 39.9 product specifications are subject to change without notice. ask for ucc product bulletins and review specifications before purchase and/or use. please use our products based on parameters specified in our bulletins.
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